9 сынып Тригонометрия 1
9th Grade
•8 Qs
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9 сынып Тригонометрия 1
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Толкын Ибраймова
Used 7+ times
FREE Resource
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
sin (α + β)=
sinα cosβ + cosα sinβ
sinα cosβ - cosα sinβ
cosα cosβ + sinα sinβ
cosα cosβ - sinα sinβ
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cos (α + β)=
sinα cosβ + cosα sinβ
sinα cosβ - cosα sinβ
cosα cosβ + sinα sinβ
cosα cosβ - sinα sinβ
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cos (α - β)=
sinα cosβ + cosα sinβ
sinα cosβ - cosα sinβ
cosα cosβ + sinα sinβ
cosα cosβ - sinα sinβ
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
sin (α - β)=
sinα cosβ + cosα sinβ
sinα cosβ - cosα sinβ
cosα cosβ + sinα sinβ
cosα cosβ - sinα sinβ
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
tg (α+β)=
(tg α+tgβ)/(1-tgα tgβ)
(tg α-tgβ)/(1+tgα tgβ)
(1+tgα tgβ)/(tg α-tgβ)
(1-tgα tgβ)/(tg α+tgβ)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ctg (α+β)=
(ctgα ctgβ-1)/(ctg α+ctgβ)
(ctgα ctgβ+1)/(ctg α-ctgβ)
(1+ctgα ctgβ)/(ctg α-ctgβ)
(1-ctgα ctgβ)/(tg α+tgβ)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ctg (α-β)=
(ctgα ctgβ-1)/(ctg α+ctgβ)
(ctgα ctgβ+1)/(ctg α-ctgβ)
(1+ctgα ctgβ)/(ctg α-ctgβ)
(1-ctgα ctgβ)/(tg α+tgβ)
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